Drainage pit



FIG. 1 is an isometric view of a drainage pit according to ourinvention,

FIG. 2 is an isometric view thereof from below,

FIG. 3 is a side elevational view thereof, the opposite side beingidentical,

FIG. 4 is a view of one end thereof,

FIG. 5 is an end view of the opposite,

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing in portions of the article is to illustrateportions of the article which form no part of the claimed design.

CLAIM The ornamental design for a drainage pit, as shown and described.